WIP: transformation workflow error reporting

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/aggregation/common/AggregatorReport.java

@@ -8,13 +8,13 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Objects;
 
-import eu.dnetlib.dhp.utils.DHPUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import com.google.gson.Gson;
 
 import eu.dnetlib.dhp.message.MessageSender;
+import eu.dnetlib.dhp.utils.DHPUtils;
 
 public class AggregatorReport extends LinkedHashMap<String, String> implements Closeable {
 

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/transformation/TransformSparkJobNode.java

@@ -21,11 +21,14 @@ import org.slf4j.LoggerFactory;
 
 import eu.dnetlib.data.mdstore.manager.common.model.MDStoreVersion;
 import eu.dnetlib.dhp.aggregation.common.AggregationCounter;
+import eu.dnetlib.dhp.aggregation.common.AggregatorReport;
 import eu.dnetlib.dhp.application.ArgumentApplicationParser;
 import eu.dnetlib.dhp.common.vocabulary.VocabularyGroup;
+import eu.dnetlib.dhp.message.MessageSender;
 import eu.dnetlib.dhp.model.mdstore.MetadataRecord;
 import eu.dnetlib.dhp.utils.ISLookupClientFactory;
 import eu.dnetlib.enabling.is.lookup.rmi.ISLookUpService;
+import parquet.hadoop.ParquetReader;
 
 public class TransformSparkJobNode {
 
@@ -54,7 +57,7 @@ public class TransformSparkJobNode {
 		final MDStoreVersion nativeMdStoreVersion = MAPPER.readValue(mdstoreInputVersion, MDStoreVersion.class);
 		final String inputPath = nativeMdStoreVersion.getHdfsPath() + MDSTORE_DATA_PATH;
 		log.info("inputPath: {}", inputPath);
-
+		ParquetReader
 		final MDStoreVersion cleanedMdStoreVersion = MAPPER.readValue(mdstoreOutputVersion, MDStoreVersion.class);
 		final String outputBasePath = cleanedMdStoreVersion.getHdfsPath();
 		log.info("outputBasePath: {}", outputBasePath);
@@ -91,23 +94,42 @@ public class TransformSparkJobNode {
 		final AggregationCounter ct = new AggregationCounter(totalItems, errorItems, transformedItems);
 		final Encoder<MetadataRecord> encoder = Encoders.bean(MetadataRecord.class);
 
-		final Dataset<MetadataRecord> mdstore = spark
-			.read()
-			.format("parquet")
-			.load(inputPath)
-			.as(encoder)
-			.map(
-				TransformationFactory.getTransformationPlugin(args, ct, isLookUpService),
-				encoder);
-		saveDataset(mdstore, outputBasePath + MDSTORE_DATA_PATH);
+		final String dnetMessageManagerURL = args.get(DNET_MESSAGE_MGR_URL);
+		log.info("dnetMessageManagerURL is {}", dnetMessageManagerURL);
 
-		log.info("Transformed item " + ct.getProcessedItems().count());
-		log.info("Total item " + ct.getTotalItems().count());
-		log.info("Transformation Error item " + ct.getErrorItems().count());
+		final String workflowId = args.get("workflowId");
+		log.info("workflowId is {}", workflowId);
 
-		writeHdfsFile(
-			spark.sparkContext().hadoopConfiguration(),
-			"" + spark.read().load(outputBasePath + MDSTORE_DATA_PATH).count(), outputBasePath + MDSTORE_SIZE_PATH);
+		final MessageSender messageSender = new MessageSender(dnetMessageManagerURL, workflowId);
+		try (AggregatorReport report = new AggregatorReport(messageSender)) {
+			try {
+				final Dataset<MetadataRecord> mdstore = spark
+					.read()
+					.format("parquet")
+					.load(inputPath)
+					.as(encoder)
+					.map(
+						TransformationFactory.getTransformationPlugin(args, ct, isLookUpService),
+						encoder);
+				saveDataset(mdstore, outputBasePath + MDSTORE_DATA_PATH);
+
+				log.info("Transformed item " + ct.getProcessedItems().count());
+				log.info("Total item " + ct.getTotalItems().count());
+				log.info("Transformation Error item " + ct.getErrorItems().count());
+
+				final long mdStoreSize = spark.read().load(outputBasePath + MDSTORE_DATA_PATH).count();
+				writeHdfsFile(
+					spark.sparkContext().hadoopConfiguration(),
+					"" + mdStoreSize, outputBasePath + MDSTORE_SIZE_PATH);
+			} catch (Throwable e) {
+				log.error("error during record transformation", e);
+				report.put(TransformSparkJobNode.class.getSimpleName(), e.getMessage());
+				report.put(CONTENT_TOTALITEMS, ct.getTotalItems().value().toString());
+				report.put(CONTENT_INVALIDRECORDS, ct.getErrorItems().value().toString());
+				report.put(CONTENT_TRANSFORMEDRECORDS, ct.getProcessedItems().value().toString());
+				throw e;
+			}
+		}
 	}
 
 }

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/transformation/oozie_app/workflow.xml

@@ -29,6 +29,14 @@
             <name>isLookupUrl</name>
             <description>The IS lookUp service endopoint</description>
         </property>
+        <property>
+            <name>workflowId</name>
+            <description>The identifier of the workflow</description>
+        </property>
+        <property>
+            <name>dnetMessageManagerURL</name>
+            <description>The URI of the Dnet Message Manager</description>
+        </property>
     </parameters>
 
     <start to="BeginRead"/>
@@ -95,6 +103,8 @@
             <arg>--transformationPlugin</arg><arg>${transformationPlugin}</arg>
             <arg>--transformationRuleId</arg><arg>${transformationRuleId}</arg>
             <arg>--isLookupUrl</arg><arg>${isLookupUrl}</arg>
+            <arg>--workflowId</arg><arg>${workflowId}</arg>
+            <arg>--dnetMessageManagerURL</arg><arg>${dnetMessageManagerURL}</arg>
         </spark>
         <ok to="EndRead"/>
         <error to="EndReadRollBack"/>

dhp-workflows/dhp-aggregation/src/main/resources/eu/dnetlib/dhp/transformation/transformation_input_parameters.json

@@ -36,9 +36,18 @@
     "paramDescription": "the Information System Service LookUp URL",
     "paramRequired": true
   },
-
-
-
+  {
+    "paramName": "dm",
+    "paramLongName": "dnetMessageManagerURL",
+    "paramDescription": "the End point URL to send Messages",
+    "paramRequired": true
+  },
+  {
+    "paramName": "w",
+    "paramLongName": "workflowId",
+    "paramDescription": "the identifier of the dnet Workflow",
+    "paramRequired": true
+  },
   {
     "paramName": "tp",
     "paramLongName": "transformationPlugin",